APA (7th ed.) Citation

Ancona, G. (1987). Turtle watch. Macmillan ; Collier Macmillan.

Chicago Style (17th ed.) Citation

Ancona, George. Turtle Watch. New York : London: Macmillan ; Collier Macmillan, 1987.

MLA (9th ed.) Citation

Ancona, George. Turtle Watch. Macmillan ; Collier Macmillan, 1987.